Inventor

BACHELDER WALTER F

US3 patents

Patents

3 patents

US4928533AMay 29, 1990

Burst testing apparatus

TESTING MACHINES INC10 citations67

USD315690SMar 26, 1991

Instrument for testing the burst strength of sheet material

TESTING MACHINES INC3 citations56

US4802366AFeb 7, 1989

Apparatus and process for impact testing of plastics

TESTING MACHINES INC4 citations49